同位素示踪品系溶液, Lab Fortifying Stock Soln Method 200.7,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

毒杀芬, Chlordane (0.02 mg/mL) &Toxaphene (0.20 mg/mL),Varied conc. in MeOH

11种酚类混标, Phenol Mix,Varied conc. in MeOH

3组分可吹脱内标, Purgeable Internal Standard,20.0 mg/mL in MeOH

碱性/中性萃取物(Skinner 炼油残渣半挥发性标准品), Base/Neutrals Extractables,0.2 mg/mL in CH2Cl2

1614方法的精密度和回收率标准天然化合物, Method 1613 Precision and Recovery Std Native Compounds,Varied conc. in Nonane

制浆造纸的污水中氯代酚类化合物试剂盒, Chlorinated Phenolics in Pulp and Paper Effluents Kit

校准溶液套标- 第6组, Calibration Solution Set-Group 6

校准溶液套标- 第2组, Calibration Solution Set-Group 2

校准溶液套标, Calibration Solution Set